(a) An assignment in a departmentalized classroom for Languages Other Than English, Classical Languages, or Discovering Languages and Cultures, Grades 6-8, for a holder of a valid elementary, secondary, or all-level certificate is allowed with one of the following certificates.(1) Elementary teacher certificate in the appropriate language of assignment.(2) Elementary teacher certificate plus 18 semester credit hours in language of assignment.(3) Languages Other Than English certificate in the appropriate language (Early Childhood-Grade 12).(4) Secondary or all-level teacher certificate plus 18 semester credit hours in language of assignment.(5) Secondary teacher certificate in the appropriate language of assignment.(b) An assignment in a departmentalized classroom for American Sign Language, Grades 6-8, for a holder of a valid secondary or all-level certificate is allowed with one of the following certificates.(1) American Sign Language.(2) American Sign Language: Early Childhood-Grade 12.(c) The Texas Assessment of Sign Communication-American Sign Language (TASC-ASL) is required for an American Sign Language assignment.